优化知识库展示
列表页改进： - 显示元数据标题而非文件名 - 显示作者、发布时间、平台 - 显示正文概述前两行 - 根据平台显示图标 文章页改进： - 过滤 YAML front matter - 只显示正文内容
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+100
-34
@@ -9,6 +9,66 @@ $docDir = getUserDocDir($username);
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// 搜索关键词
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$search = trim($_GET['q'] ?? '');
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// 解析 Markdown 文件的 YAML front matter
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function parseMarkdownWithMeta($filePath) {
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$content = file_get_contents($filePath);
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$meta = [
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'title' => basename($filePath),
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'author' => '',
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'date' => '',
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'platform' => '',
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'url' => '',
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'summary' => ''
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];
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// 解析 YAML front matter
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if (preg_match('/^---\s*\n(.*?)\n---\s*\n(.*)$/s', $content, $matches)) {
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$yaml = $matches[1];
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$body = $matches[2];
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// 解析 YAML 字段
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if (preg_match('/^title:\s*["\']?(.+?)["\']?\s*$/m', $yaml, $m)) {
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$meta['title'] = trim($m[1], '"\'');
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}
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if (preg_match('/^author:\s*(.+?)\s*$/m', $yaml, $m)) {
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$meta['author'] = trim($m[1]);
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}
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if (preg_match('/^date:\s*(.+?)\s*$/m', $yaml, $m)) {
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$meta['date'] = trim($m[1]);
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}
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if (preg_match('/^platform:\s*(.+?)\s*$/m', $yaml, $m)) {
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$meta['platform'] = trim($m[1]);
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}
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if (preg_match('/^url:\s*(.+?)\s*$/m', $yaml, $m)) {
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$meta['url'] = trim($m[1]);
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}
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// 提取正文概述（前两行非空内容）
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$lines = preg_split('/\r?\n/', trim($body));
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$summaryLines = [];
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foreach ($lines as $line) {
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$line = trim($line);
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if (empty($line) || strpos($line, '##') === 0) continue;
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$summaryLines[] = $line;
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if (count($summaryLines) >= 2) break;
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}
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$meta['summary'] = implode(' ', $summaryLines);
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} else {
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// 没有 front matter，从正文提取
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$lines = preg_split('/\r?\n/', trim($content));
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$summaryLines = [];
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foreach ($lines as $line) {
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$line = trim($line);
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if (empty($line) || strpos($line, '#') === 0) continue;
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$summaryLines[] = $line;
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if (count($summaryLines) >= 2) break;
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}
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$meta['summary'] = implode(' ', $summaryLines);
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}
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return $meta;
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}
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// 递归获取文档列表
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$documents = [];
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@@ -24,10 +84,8 @@ function scanDirectory($dir, $baseDir, $search) {
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$relativePath = str_replace($baseDir . '/', '', $fullPath);
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if (is_dir($fullPath)) {
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// 递归扫描子目录
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$docs = array_merge($docs, scanDirectory($fullPath, $baseDir, $search));
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} elseif (is_file($fullPath)) {
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// 只处理 .md 和 .txt 文件
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$ext = strtolower(pathinfo($item, PATHINFO_EXTENSION));
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if (!in_array($ext, ['md', 'txt', 'markdown'])) continue;
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@@ -36,21 +94,26 @@ function scanDirectory($dir, $baseDir, $search) {
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// 搜索过滤
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if ($search) {
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$searchLower = mb_strtolower($search);
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$titleLower = mb_strtolower($item);
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$contentLower = mb_strtolower($content);
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if (strpos($titleLower, $searchLower) === false &&
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strpos($contentLower, $searchLower) === false) {
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if (strpos($contentLower, $searchLower) === false) {
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continue;
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}
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}
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// 解析元数据
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$meta = parseMarkdownWithMeta($fullPath);
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$docs[] = [
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'name' => $item,
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'path' => $relativePath,
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'folder' => dirname($relativePath) === '.' ? '' : dirname($relativePath),
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'size' => filesize($fullPath),
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'mtime' => filemtime($fullPath),
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'preview' => mb_substr(strip_tags($content), 0, 200)
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'title' => $meta['title'],
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'author' => $meta['author'],
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'date' => $meta['date'],
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'platform' => $meta['platform'],
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'summary' => $meta['summary']
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];
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}
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}
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@@ -59,21 +122,32 @@ function scanDirectory($dir, $baseDir, $search) {
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$documents = scanDirectory($docDir, $docDir, $search);
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// 按文件夹分组，然后按修改时间排序
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// 按日期排序（新文件在前）
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usort($documents, function($a, $b) {
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// 先按文件夹排序
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if ($a['folder'] !== $b['folder']) {
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return strcmp($a['folder'], $b['folder']);
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// 优先按日期排序
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if ($a['date'] && $b['date']) {
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return strcmp($b['date'], $a['date']);
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}
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// 同一文件夹按修改时间排序（新文件在前）
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// 其次按修改时间
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return $b['mtime'] - $a['mtime'];
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});
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// 平台图标映射
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function getPlatformIcon($platform) {
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$icons = [
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'bilibili' => '📺',
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'youtube' => '▶️',
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'zhihu' => '💡',
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'wechat' => '💬',
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];
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return $icons[$platform] ?? '📄';
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}
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?>
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<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta name="viewport" content="width=device=device-width, initial-scale=1.0">
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<title>知识库 - <?php echo htmlspecialchars($username); ?></title>
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<link rel="stylesheet" href="style.css">
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</head>
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@@ -115,34 +189,26 @@ usort($documents, function($a, $b) {
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<?php endif; ?>
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</div>
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<?php else: ?>
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<?php
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$currentFolder = '';
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foreach ($documents as $doc):
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// 显示文件夹分隔
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if ($doc['folder'] !== $currentFolder):
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$currentFolder = $doc['folder'];
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if ($currentFolder):
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?>
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<div class="folder-separator">
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📁 <?php echo htmlspecialchars($currentFolder); ?>
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</div>
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<?php
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endif;
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endif;
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?>
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<?php foreach ($documents as $doc): ?>
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<a href="view.php?file=<?php echo urlencode($doc['path']); ?><?php echo $search ? '&q=' . urlencode($search) : ''; ?>"
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class="document-card">
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<div class="doc-icon">📄</div>
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<div class="doc-icon"><?php echo getPlatformIcon($doc['platform']); ?></div>
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<div class="doc-info">
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<div class="doc-name"><?php echo htmlspecialchars($doc['name']); ?></div>
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<div class="doc-title"><?php echo htmlspecialchars($doc['title']); ?></div>
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<div class="doc-meta">
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<?php echo round($doc['size'] / 1024, 1); ?> KB ·
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<?php echo date('Y-m-d H:i', $doc['mtime']); ?>
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<?php if ($doc['folder']): ?>
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· 📁 <?php echo htmlspecialchars($doc['folder']); ?>
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<?php if ($doc['author']): ?>
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<span class="meta-author">👤 <?php echo htmlspecialchars($doc['author']); ?></span>
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<?php endif; ?>
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<?php if ($doc['date']): ?>
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<span class="meta-date">📅 <?php echo htmlspecialchars($doc['date']); ?></span>
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<?php endif; ?>
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<?php if ($doc['platform']): ?>
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<span class="meta-platform">🏷️ <?php echo htmlspecialchars($doc['platform']); ?></span>
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<?php endif; ?>
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</div>
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<div class="doc-preview"><?php echo htmlspecialchars($doc['preview']); ?>...</div>
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<?php if ($doc['summary']): ?>
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<div class="doc-summary"><?php echo htmlspecialchars(mb_substr($doc['summary'], 0, 150)); ?><?php echo mb_strlen($doc['summary']) > 150 ? '...' : ''; ?></div>
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<?php endif; ?>
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</div>
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</a>
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<?php endforeach; ?>
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